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18064482510 = 2352920763773
BaseRepresentation
bin10000110100101110…
…100010000011001110
31201121221111210101210
4100310232202003032
5243444001420020
612144304315250
71206440365524
oct206456420316
951557453353
1018064482510
11772aa25098
123601912b26
13191b6b9909
14c35214314
1570ad943e0
hex434ba20ce

18064482510 has 32 divisors (see below), whose sum is σ = 44849751840. Its totient is φ = 4651084928.

The previous prime is 18064482493. The next prime is 18064482511. The reversal of 18064482510 is 1528446081.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18064482511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10381017 + ... + 10382756.

It is an arithmetic number, because the mean of its divisors is an integer number (1401554745).

Almost surely, 218064482510 is an apocalyptic number.

18064482510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

18064482510 is an abundant number, since it is smaller than the sum of its proper divisors (26785269330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18064482510 is a wasteful number, since it uses less digits than its factorization.

18064482510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20763812.

The product of its (nonzero) digits is 61440, while the sum is 39.

The spelling of 18064482510 in words is "eighteen billion, sixty-four million, four hundred eighty-two thousand, five hundred ten".

Divisors: 1 2 3 5 6 10 15 29 30 58 87 145 174 290 435 870 20763773 41527546 62291319 103818865 124582638 207637730 311456595 602149417 622913190 1204298834 1806448251 3010747085 3612896502 6021494170 9032241255 18064482510